800345 has 16 divisors (see below), whose sum is σ = 1182720. Its totient is φ = 506304.

The previous prime is 800333. The next prime is 800351. The reversal of 800345 is 543008.

800345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 800345 - 2⁴ = 800329 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425 + ... + 1334.

It is an arithmetic number, because the mean of its divisors is an integer number (73920).

2⁸⁰⁰³⁴⁵ is an apocalyptic number.

It is an amenable number.

800345 is a deficient number, since it is larger than the sum of its proper divisors (382375).

800345 is a wasteful number, since it uses less digits than its factorization.

800345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 800345 is about 894.6200310746. The cubic root of 800345 is about 92.8451193223.

The spelling of 800345 in words is "eight hundred thousand, three hundred forty-five".